CH381339A - Circuit à impulsions de courant comprenant au moins un élément conjoncteur-disjoncteur semi-conducteur - Google Patents

Circuit à impulsions de courant comprenant au moins un élément conjoncteur-disjoncteur semi-conducteur

Info

Publication number
CH381339A
CH381339A CH737161A CH737161A CH381339A CH 381339 A CH381339 A CH 381339A CH 737161 A CH737161 A CH 737161A CH 737161 A CH737161 A CH 737161A CH 381339 A CH381339 A CH 381339A
Authority
CH
Switzerland
Prior art keywords
pulsed current
circuit
breaker element
circuit breaker
semiconductor contactor
Prior art date
Application number
CH737161A
Other languages
English (en)
French (fr)
Inventor
Pfau Jean
Rhyner Heinz
Original Assignee
Charmilles Sa Ateliers
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to NL280082D priority Critical patent/NL280082A/xx
Application filed by Charmilles Sa Ateliers filed Critical Charmilles Sa Ateliers
Priority to CH737161A priority patent/CH381339A/fr
Priority to DEA40480A priority patent/DE1277999B/de
Priority to FR901508A priority patent/FR1355526A/fr
Priority to GB23995/62A priority patent/GB969597A/en
Priority to US204188A priority patent/US3289040A/en
Publication of CH381339A publication Critical patent/CH381339A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • B23H1/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges
    • B23H1/022—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges for shaping the discharge pulse train
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H02H7/122—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. DC/AC converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/30—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using magnetic devices with controllable degree of saturation, i.e. transductors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/12—Modifications for increasing the maximum permissible switched current
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/18—Modifications for indicating state of switch
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/601—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors using transformer coupling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H2300/00—Power source circuits or energization
    • B23H2300/20—Relaxation circuit power supplies for supplying the machining current, e.g. capacitor or inductance energy storage circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Electronic Switches (AREA)
CH737161A 1961-06-23 1961-06-23 Circuit à impulsions de courant comprenant au moins un élément conjoncteur-disjoncteur semi-conducteur CH381339A (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL280082D NL280082A (en, 2012) 1961-06-23
CH737161A CH381339A (fr) 1961-06-23 1961-06-23 Circuit à impulsions de courant comprenant au moins un élément conjoncteur-disjoncteur semi-conducteur
DEA40480A DE1277999B (de) 1961-06-23 1962-06-19 Schutzeinrichtung fuer eine Schaltanordnung zur Erzeugung von Stromimpulsen
FR901508A FR1355526A (fr) 1961-06-23 1962-06-21 Circuit à impulsion de courant
GB23995/62A GB969597A (en) 1961-06-23 1962-06-21 Improvements in or relating to a current pulsing circuit
US204188A US3289040A (en) 1961-06-23 1962-06-21 Current pulsing circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH737161A CH381339A (fr) 1961-06-23 1961-06-23 Circuit à impulsions de courant comprenant au moins un élément conjoncteur-disjoncteur semi-conducteur

Publications (1)

Publication Number Publication Date
CH381339A true CH381339A (fr) 1964-08-31

Family

ID=4324074

Family Applications (1)

Application Number Title Priority Date Filing Date
CH737161A CH381339A (fr) 1961-06-23 1961-06-23 Circuit à impulsions de courant comprenant au moins un élément conjoncteur-disjoncteur semi-conducteur

Country Status (4)

Country Link
CH (1) CH381339A (en, 2012)
DE (1) DE1277999B (en, 2012)
GB (1) GB969597A (en, 2012)
NL (1) NL280082A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2320702A1 (de) * 1972-06-16 1974-01-03 Charmilles Sa Ateliers Schaltung zum erzeugen von gesteuerten impulsen fuer die bearbeitung mit elektrischen intermittierenden entladungen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1050877B (de) * 1959-02-19 Siemens-Schuckertwerke Aktiengesellschaft, Berlin Und Erlangen Einrichtung zum Unterbrechen des Stromflusses in elektrischen Stromkreisen bei Auftreten von Überströmen
NL224475A (en, 2012) * 1957-01-30
DE1072714B (de) * 1958-02-13 1960-01-07 Westinghouse Electric Corporation, East Pittsburgh, Pa. (V. St. A.) Stromversorgungsschutzschaltung
DE1069760B (en, 2012) * 1958-08-08 1959-11-26
DE1074133B (de) * 1959-06-19 1960-01-28 FRAKO Kondensatoren und Apparatebau GmbH Teningen (Bad ) Stromueberwachungsschaltung mit transistoranordnung
DE1084820B (de) * 1959-07-14 1960-07-07 Licentia Gmbh Kurzschlussschutzschaltung fuer Transistor-Netzgeraete

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2320702A1 (de) * 1972-06-16 1974-01-03 Charmilles Sa Ateliers Schaltung zum erzeugen von gesteuerten impulsen fuer die bearbeitung mit elektrischen intermittierenden entladungen

Also Published As

Publication number Publication date
GB969597A (en) 1964-09-09
DE1277999B (de) 1968-09-19
NL280082A (en, 2012)

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